104028366397 has 2 divisors, whose sum is σ = 104028366398. Its totient is φ = 104028366396.

The previous prime is 104028366383. The next prime is 104028366437. The reversal of 104028366397 is 793663820401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103646007481 + 382358916 = 321941^2 + 19554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104028366397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104028366397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104028366697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52014183198 + 52014183199.

It is an arithmetic number, because the mean of its divisors is an integer number (52014183199).

Almost surely, 2^104028366397 is an apocalyptic number.

It is an amenable number.

104028366397 is a deficient number, since it is larger than the sum of its proper divisors (1).

104028366397 is an equidigital number, since it uses as much as digits as its factorization.

104028366397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 104028366397 in words is "one hundred four billion, twenty-eight million, three hundred sixty-six thousand, three hundred ninety-seven".